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LP2985A-18DBVR
IC REG LINEAR 1.8V 150MA SOT23-5
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- 包 SOT-23 (DBV)-5
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規格
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Active |
| OutputConfiguration | Positive |
| OutputType | Fixed |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 16V |
| Voltage-Output(Min/Fixed) | 1.8V |
| VoltageDropout(Max) | 0.58V @ 150mA |
| Current-Output | 150mA |
| Current-Quiescent(Iq) | 95 µA |
| Current-Supply(Max) | 2.5 mA |
| PSRR | 45dB (1kHz) |
| ControlFeatures | Enable |
| ProtectionFeatures | Over Current, Over Temperature, Short Circuit |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | SC-74A, SOT-753 |
概述
Description
The LP2985A-18DBVR is a low-dropout (LDO) linear voltage regulator designed for precision voltage regulation applications. It delivers a fixed output voltage of 1.8V and can handle a maximum output current of 150mA. This device is known for its low quiescent current, making it highly efficient and suitable for battery-powered devices.
The LP2985A-18DBVR features a dropout voltage typically around 280mV at full load, ensuring efficient operation close to the input voltage. It includes a range of protective features such as current limiting and thermal shutdown to safeguard against overload and overheating conditions.
Packaged in a small SOT-23-5 form, the LP2985A-18DBVR is ideal for compact and portable devices where space is at a premium. Its low noise and high precision make it suitable for sensitive applications that require reliable and stable voltage supply, such as mobile phones, PDAs, and other portable electronics.
Overall, the LP2985A-18DBVR provides a robust solution for applications requiring regulated low-voltage outputs with high efficiency and reliability.
The LP2985A-18DBVR features a dropout voltage typically around 280mV at full load, ensuring efficient operation close to the input voltage. It includes a range of protective features such as current limiting and thermal shutdown to safeguard against overload and overheating conditions.
Packaged in a small SOT-23-5 form, the LP2985A-18DBVR is ideal for compact and portable devices where space is at a premium. Its low noise and high precision make it suitable for sensitive applications that require reliable and stable voltage supply, such as mobile phones, PDAs, and other portable electronics.
Overall, the LP2985A-18DBVR provides a robust solution for applications requiring regulated low-voltage outputs with high efficiency and reliability.
Features
The LP2985A-18DBVR is a low-dropout (LDO) linear voltage regulator known for its high-performance features. It provides a fixed output voltage of 1.8V and can deliver up to 150 mA of output current. Key features include:
1. Low Dropout Voltage: It exhibits a low dropout voltage of typically 280 mV at a full load of 150 mA, which is ideal for battery-powered applications.
2. High Accuracy: The device offers a high output voltage accuracy, typically within ±1.5%, ensuring consistent performance.
3. Low Quiescent Current: With a low quiescent current of approximately 85 µA, it is suitable for applications requiring low power consumption.
4. Thermal Protection: It includes thermal overload protection to prevent damage from overheating.
5. Current Limiting: Built-in current limiting features protect the device from output short circuits.
6. Small Package: The device is available in a compact SOT-23-5 package, making it suitable for space-constrained applications.
These features make the LP2985A-18DBVR an excellent choice for portable and battery-powered devices, providing efficient regulation with minimal power loss.
1. Low Dropout Voltage: It exhibits a low dropout voltage of typically 280 mV at a full load of 150 mA, which is ideal for battery-powered applications.
2. High Accuracy: The device offers a high output voltage accuracy, typically within ±1.5%, ensuring consistent performance.
3. Low Quiescent Current: With a low quiescent current of approximately 85 µA, it is suitable for applications requiring low power consumption.
4. Thermal Protection: It includes thermal overload protection to prevent damage from overheating.
5. Current Limiting: Built-in current limiting features protect the device from output short circuits.
6. Small Package: The device is available in a compact SOT-23-5 package, making it suitable for space-constrained applications.
These features make the LP2985A-18DBVR an excellent choice for portable and battery-powered devices, providing efficient regulation with minimal power loss.
Package
The LP2985A-18DBVR is a low-dropout (LDO) linear voltage regulator manufactured by Texas Instruments. It comes in a SOT-23-5 package type, which is a small-outline transistor package with five pins, suitable for surface mounting. The device is designed to provide a regulated output voltage of 1.8V with a maximum output current of 150mA.
Pinout
The LP2985A-18DBVR is a low-dropout (LDO) linear voltage regulator manufactured by Texas Instruments. It comes in a 5-pin SOT-23 package. The pin configuration and functions are as follows:
1. VIN - Input voltage pin: This is where the input voltage is supplied.
2. GND - Ground pin: This pin is connected to ground.
3. VOUT - Output voltage pin: This pin provides the regulated output voltage of 1.8V.
4. NC - No connection: This pin is typically not connected in the circuit.
5. EN - Enable pin: This pin enables or disables the regulator. A high voltage on this pin enables the regulator, while a low voltage disables it.
The LP2985A-18DBVR is designed for low dropout, low quiescent current, and provides a stable output with a wide variety of capacitive loads. It is commonly used in portable and battery-powered applications.
1. VIN - Input voltage pin: This is where the input voltage is supplied.
2. GND - Ground pin: This pin is connected to ground.
3. VOUT - Output voltage pin: This pin provides the regulated output voltage of 1.8V.
4. NC - No connection: This pin is typically not connected in the circuit.
5. EN - Enable pin: This pin enables or disables the regulator. A high voltage on this pin enables the regulator, while a low voltage disables it.
The LP2985A-18DBVR is designed for low dropout, low quiescent current, and provides a stable output with a wide variety of capacitive loads. It is commonly used in portable and battery-powered applications.
Manufacturer
The LP2985A-18DBVR is manufactured by Texas Instruments. Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components, with a focus on developing analog chips and embedded processors. The company serves various industries, including automotive, industrial, personal electronics, communications equipment, and enterprise systems. Known for its innovation and technology, Texas Instruments plays a significant role in the development of electronic products and solutions worldwide.
Application
The LP2985A-18DBVR is a low-dropout (LDO) linear voltage regulator commonly used in applications requiring efficient power management. Its primary application areas include mobile phones, portable electronics, battery-powered devices, and wireless communication systems. It is also used in microcontroller power supplies and in systems requiring noise-sensitive analog circuits due to its low noise output. The device's ability to provide a stable 1.8V output makes it suitable for powering digital circuits and sensors.
Equivalent
The LP2985A-18DBVR is a low-dropout (LDO) voltage regulator. Equivalent products include:
1. MIC5205-1.8YM5 by Microchip Technology
2. TLV70218DBVR by Texas Instruments
3. NCP4682-18MX by ON Semiconductor
4. ADM7170-1.8V by Analog Devices
5. XC6206P182MR by Torex Semiconductor
These alternatives should match similar specifications, such as output voltage, current, and package type. Always verify compatibility with your specific application requirements.
1. MIC5205-1.8YM5 by Microchip Technology
2. TLV70218DBVR by Texas Instruments
3. NCP4682-18MX by ON Semiconductor
4. ADM7170-1.8V by Analog Devices
5. XC6206P182MR by Torex Semiconductor
These alternatives should match similar specifications, such as output voltage, current, and package type. Always verify compatibility with your specific application requirements.
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